Prepare walls: mask, cover, test walls and pretreat

Use indoors

In order to meet the different applications, the Crepe ribbons have different properties respectively. Inside, the classic painter's crepe achieves protection and clean, even color edges. The crepe can be removed without residue within three days and is suitable for all emulsion paints. It is available in 19, 30 and 50 millimeters width. A roll usually delivers 50 meters crepe.

If the surface is rough or if an arc or a tight curve is to be masked, an elastic crepe offers itself. It is very strong creped and can be easily glued by stretching the tape in curves. To avoid color undercutting, care should be taken to ensure that the tape is before pressing well pre-stretched becomes.

Avoid color runners

In addition to elastic crepe color undercounter can be avoided by pre-brushing the wall in the desired basic color and allowed to dry, if necessary. Then, the areas that should be painted in different colors, thoroughly taped with classic or elastic crepe. To additionally seal the edge, it becomes with the background color pre-painted along the creping edge. It is important to ensure that the edge is everywhere "tight". After re-drying the taped area can then be painted in the desired color. If you remove the crepe after drying, you will get a clean edge without a color underrun.

Window Crepes are weather- and UV-resistant and can be removed without residue up to eight weeks later. This makes it the perfect helper when painting windows and doors. The crepe is usually 30 millimeters wide.

Is the substrate next to the window or door very sensitive, such as a printed paper wallpaper, It is recommended to use an appropriate special crepes. There are crepe varieties that adhere only slightly and therefore can be removed without residue even from sensitive substrates without leaving any residue.

Special demands on painter's tapes make the paints. Paints are particularly thin and partly mixed with solvents. For this purpose, there are painter's tape for paints, which consist of a thin, paint-resistant film and even on smooth surfaces make it possible to mask a flat and exact paint edge without ink undercuts.

Test walls and prepare

Prepare walls: mask, cover, test walls and pretreat: walls

As in so many things, good preparation can save a lot of time and nerves even when painting. What does it help if the nnew paint Although quickly finished, the paint but after a short time already peeling off again or the rework to remove the splashes of paint from the floor unnecessarily lengthen the work?

Masking and covering with painter's crepe

As varied as the colors, so diverse are their applications. The important thing is that the color only gets where it belongs. Nothing is worse than the hour-long removal of dried paint splashes or dirty color edges. Most important tool Here is the proven painter crepe for covering surfaces and for creating clean edges.

Outdoor use

Not all work is done indoors, also house facades want to be repainted from time to time. - Here you can not continue with classic crepe. In order to protect surfaces in the outer area, the cover must be particularly resistant and weather-resistant. Masking tapes for outdoor use meet these criteria and can be removed without residue for up to six weeks. They can be processed like normal painters crepe, so are despite their robustness, they can be torn by hand.

Cover surfaces and furniture

If the ceiling has to be painted and / or the space is too small to tidy up the furniture, large areas need to be protected from splashes of paint. Covering films help here. To simplify the cumbersome attachment of the fluttering slides, one can "Easy coverUsing film that combines crepe tape and color-tight film, the film is statically charged and conforms to the surfaces to be protected, eliminating the hassle of fluttering the film, and slows down coloration due to the special microstructure of the film. " Easy Cover "comes in a handy dispenser with a severing knife and allows a precise masking for clean color edges and protection of larger areas in one dispensers is even refillable. For larger projects, the purchase is definitely worthwhile!

Tests for the walls

The following short tests provide information about the condition of the wall and whether repairs, primers or even a new plaster necessary for the new painting to last as well.

Prepare walls: mask, cover, test walls and pretreat: mask

tap test

When tapping the ground with the knuckle set Cavities or detachments the plaster. Mold can be the cause. When repainting the plaster would be detached from the masonry. The cavities must be opened and cleaned, then smooth the surface smooth and prime.

Prepare walls: mask, cover, test walls and pretreat: mask

thumb test

If the impression of a wet finger leaves dark traces, this indicates bad surfaces. Here, the new paint is no liability and when you paint over the old paint would peel or chalk. With a solvent-free underground to prepare.

Prepare walls: mask, cover, test walls and pretreat: cover

scratch test

By scratching with your fingernail or one Check wire brush The consistency of plaster or old paint. If you can easily scrape off several millimeters, then the surface is crumbly and would burst when painted. Unsustainable old coatings must be removed from the substrate. Then treat the surface with a substrate.

Prepare walls: mask, cover, test walls and pretreat: test


An approximately 20 cm long tape is pressed with the sticky side on the old paint and then pulled off abruptly. If paint sticks, the entire surface must be examined for possible loose paint. Again, the substrate must be strengthened before repainting.

Prepare walls: mask, cover, test walls and pretreat: mask

Clean surfaces

With a slightly moistened cloth superficial dirt can be wiped off. Greasy spots are helped by a sponge moistened with warm water and a little soapy water.

Prepare walls: mask, cover, test walls and pretreat: cover

Balance cracks

Cracks are scratched with a stick spatula and brushed clean. Then moisten the crack and level with putty. Increase plaster damage with a stalk spatula until firm plaster is available again. Then brush clean, moisten and with Wandfüllmasse compensate. Apply deep foundation before painting.

Prepare walls: mask, cover, test walls and pretreat: test

Dissolve efflorescence

White efflorescence of saltpetre is scraped off with a spatula and washed with Salpeterentferner treated, provided that the wall is dry. Then level the surface with fine plaster.

Prepare walls: mask, cover, test walls and pretreat: mask

Mask baseboards

For a new coat of paint, the clean masking of edges, frames, sockets and baseboards with a painter's crepe is sufficient. It has a high adhesive power and can easily be removed without residue. Exact edges and clean edges remain.

Prepare walls: mask, cover, test walls and pretreat: test

Cover the floor

For the pretreatment of larger surfaces with underground as well as for the coats with creamy and liquid dispersions is the covering of floor and furniture with foil recommended. Attach the foil to the baseboards exactly with adhesive tape. Mask the edges and frames of windows and doors, light switches and the like as well.

Prepare walls: mask, cover, test walls and pretreat: prepare

Apply Tiefengrund

All unsustainable substrates should be pretreated with solvent-free substrate. It fastens sanding plaster and gives the surface uniform absorbency. The underground must go completely underground, to Max. 1: 1 dilute with water.

Prepare walls: mask, cover, test walls and pretreat: mask

Proper measure saves costs

A simple formula makes it easier for you to calculate the required amount of paint: Volume (add wall lengths) x room height + ceiling area (floor length x floor width) - window areas (height x width) - door areas (height x width).

(Photos: Dulux)

Similar sites

  • Impregnate and protect walls
  • Paint wooden ceiling yourself - step by step
  • Paint ceilings and walls correctly
  • Remove old wallpaper and prepare walls
  • Painting OSB boards - instructions
  • Apply sealing slurries - seal walls and floors
  • Garage floor paint with garage paint
  • Painting the bedroom - instructions
  • Paint, paint and dab with a brush, roller and sponge
  • Facade Renovation: Check, Prepare, Paint
  • Mold on the wall - remove mold stains on the walls and ceiling
  • Garden furniture and wooden elements for outdoor painting and care
  • Paper wallpaper and pattern wallpaper - the "normal" wallpapers
  • Paint wall pattern yourself

Video Board: How to Prep Walls for Painting - Sherwin-Williams